psychology vs molar

psychology and molar both are nouns.

Word	Noun	Adjective	Verb	Adverb
psychology	Yes	No	No	No
molar	Yes	Yes	No	No

psychology (noun)	molar (noun)
the science of mental life	grinding tooth with a broad crown; located behind the premolars

psychology (adjective)	molar (adjective)
	pertaining to large units of behavior
	containing one mole of a substance
	designating a solution containing one mole of solute per liter of solution
	of or pertaining to the grinding teeth in the back of a mammal's mouth